@- Fix a crash in dbase_replace_record (Patch by robin.marlow@dps-int.com).

This fixes Bug id #11928.

ext/dbase/dbase.c

@@ -321,7 +321,7 @@ PHP_FUNCTION(dbase_add_record)
    Replaces a record to the database */
 PHP_FUNCTION(dbase_replace_record)
 {
-	pval *dbh_id, *fields, *field, *recnum;
+	pval *dbh_id, *fields, **field, *recnum;
 	dbhead_t *dbh;
 	int dbh_type;
 
@@ -368,8 +368,8 @@ PHP_FUNCTION(dbase_replace_record)
 			efree(cp);
 			RETURN_FALSE;
 		}
-		convert_to_string(field);
-		sprintf(t_cp, cur_f->db_format, field->value.str.val); 
+		convert_to_string_ex(field);
+		sprintf(t_cp, cur_f->db_format, Z_STRVAL_PP(field)); 
 		t_cp += cur_f->db_flen;
 	}